package com.lw.reflection;

/**
 * @author LW
 * @2020/9/22 12:43
 */
//测试Class类的创建方式有哪些
public class test02 {
    public static void main(String[] args) throws ClassNotFoundException {
        Person person = new Student();
        System.out.println("这个人是："+person.name);

        //方式一：通过对象获得
        Class c1 = person.getClass();
        System.out.println(c1);

        //方式二：forName
        Class c2 = Class.forName("com.lw.reflection.Student");
        System.out.println(c1.hashCode());
        System.out.println(c2.hashCode());

        //方式三：通过类名.class获得
        Class c3 = Student.class;
        System.out.println(c3.hashCode());

        //方式四：基本   "内部类型“   的包装类都有的Type属性
        Class c4 = Integer.TYPE;
        System.out.println(c4);//不一样了


        //获得父类类型
        Class c5 = c1.getSuperclass();
        System.out.println(c5);

    }
}

class Person{
    public String name;

    public Person() {
    }

    public Person(String name) {
        this.name = name;
    }

    @Override
    public String toString() {
        return "Person{" +
                "name='" + name + '\'' +
                '}';
    }
}

class Student extends Person{
    public Student(){
        this.name="学生";
    }
}
class Teacher extends Person{
    public Teacher(){
        this.name="老师";
    }
}